2 * Copyright 2009 Vincent Povirk for CodeWeavers
4 * This library is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU Lesser General Public
6 * License as published by the Free Software Foundation; either
7 * version 2.1 of the License, or (at your option) any later version.
9 * This library is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12 * Lesser General Public License for more details.
14 * You should have received a copy of the GNU Lesser General Public
15 * License along with this library; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
19 #include "wincodecs_private.h"
23 struct bmp_pixelformat
{
24 const WICPixelFormatGUID
*guid
;
33 static const struct bmp_pixelformat formats
[] = {
34 {&GUID_WICPixelFormat24bppBGR
, 24, BI_RGB
},
35 {&GUID_WICPixelFormat16bppBGR555
, 16, BI_RGB
},
36 {&GUID_WICPixelFormat16bppBGR565
, 16, BI_BITFIELDS
, 0xf800, 0x7e0, 0x1f, 0},
37 {&GUID_WICPixelFormat32bppBGR
, 32, BI_RGB
},
39 /* Windows doesn't seem to support this one. */
40 {&GUID_WICPixelFormat32bppBGRA
, 32, BI_BITFIELDS
, 0xff0000, 0xff00, 0xff, 0xff000000},
45 typedef struct BmpFrameEncode
{
46 IWICBitmapFrameEncode IWICBitmapFrameEncode_iface
;
52 const struct bmp_pixelformat
*format
;
59 static inline BmpFrameEncode
*impl_from_IWICBitmapFrameEncode(IWICBitmapFrameEncode
*iface
)
61 return CONTAINING_RECORD(iface
, BmpFrameEncode
, IWICBitmapFrameEncode_iface
);
64 static HRESULT WINAPI
BmpFrameEncode_QueryInterface(IWICBitmapFrameEncode
*iface
, REFIID iid
,
67 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
68 TRACE("(%p,%s,%p)\n", iface
, debugstr_guid(iid
), ppv
);
70 if (!ppv
) return E_INVALIDARG
;
72 if (IsEqualIID(&IID_IUnknown
, iid
) ||
73 IsEqualIID(&IID_IWICBitmapFrameEncode
, iid
))
75 *ppv
= &This
->IWICBitmapFrameEncode_iface
;
83 IUnknown_AddRef((IUnknown
*)*ppv
);
87 static ULONG WINAPI
BmpFrameEncode_AddRef(IWICBitmapFrameEncode
*iface
)
89 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
90 ULONG ref
= InterlockedIncrement(&This
->ref
);
92 TRACE("(%p) refcount=%u\n", iface
, ref
);
97 static ULONG WINAPI
BmpFrameEncode_Release(IWICBitmapFrameEncode
*iface
)
99 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
100 ULONG ref
= InterlockedDecrement(&This
->ref
);
102 TRACE("(%p) refcount=%u\n", iface
, ref
);
106 if (This
->stream
) IStream_Release(This
->stream
);
107 HeapFree(GetProcessHeap(), 0, This
->bits
);
108 HeapFree(GetProcessHeap(), 0, This
);
114 static HRESULT WINAPI
BmpFrameEncode_Initialize(IWICBitmapFrameEncode
*iface
,
115 IPropertyBag2
*pIEncoderOptions
)
117 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
118 TRACE("(%p,%p)\n", iface
, pIEncoderOptions
);
120 if (This
->initialized
) return WINCODEC_ERR_WRONGSTATE
;
122 This
->initialized
= TRUE
;
127 static HRESULT WINAPI
BmpFrameEncode_SetSize(IWICBitmapFrameEncode
*iface
,
128 UINT uiWidth
, UINT uiHeight
)
130 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
131 TRACE("(%p,%u,%u)\n", iface
, uiWidth
, uiHeight
);
133 if (!This
->initialized
|| This
->bits
) return WINCODEC_ERR_WRONGSTATE
;
135 This
->width
= uiWidth
;
136 This
->height
= uiHeight
;
141 static HRESULT WINAPI
BmpFrameEncode_SetResolution(IWICBitmapFrameEncode
*iface
,
142 double dpiX
, double dpiY
)
144 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
145 TRACE("(%p,%0.2f,%0.2f)\n", iface
, dpiX
, dpiY
);
147 if (!This
->initialized
|| This
->bits
) return WINCODEC_ERR_WRONGSTATE
;
155 static HRESULT WINAPI
BmpFrameEncode_SetPixelFormat(IWICBitmapFrameEncode
*iface
,
156 WICPixelFormatGUID
*pPixelFormat
)
158 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
160 TRACE("(%p,%s)\n", iface
, debugstr_guid(pPixelFormat
));
162 if (!This
->initialized
|| This
->bits
) return WINCODEC_ERR_WRONGSTATE
;
164 for (i
=0; formats
[i
].guid
; i
++)
166 if (memcmp(formats
[i
].guid
, pPixelFormat
, sizeof(GUID
)) == 0)
170 if (!formats
[i
].guid
) i
= 0;
172 This
->format
= &formats
[i
];
173 memcpy(pPixelFormat
, This
->format
->guid
, sizeof(GUID
));
178 static HRESULT WINAPI
BmpFrameEncode_SetColorContexts(IWICBitmapFrameEncode
*iface
,
179 UINT cCount
, IWICColorContext
**ppIColorContext
)
181 FIXME("(%p,%u,%p): stub\n", iface
, cCount
, ppIColorContext
);
185 static HRESULT WINAPI
BmpFrameEncode_SetPalette(IWICBitmapFrameEncode
*iface
,
186 IWICPalette
*pIPalette
)
188 FIXME("(%p,%p): stub\n", iface
, pIPalette
);
189 return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
192 static HRESULT WINAPI
BmpFrameEncode_SetThumbnail(IWICBitmapFrameEncode
*iface
,
193 IWICBitmapSource
*pIThumbnail
)
195 FIXME("(%p,%p): stub\n", iface
, pIThumbnail
);
196 return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
199 static HRESULT
BmpFrameEncode_AllocateBits(BmpFrameEncode
*This
)
203 if (!This
->initialized
|| !This
->width
|| !This
->height
|| !This
->format
)
204 return WINCODEC_ERR_WRONGSTATE
;
206 This
->stride
= (((This
->width
* This
->format
->bpp
)+31)/32)*4;
207 This
->bits
= HeapAlloc(GetProcessHeap(), HEAP_ZERO_MEMORY
, This
->stride
* This
->height
);
208 if (!This
->bits
) return E_OUTOFMEMORY
;
214 static HRESULT WINAPI
BmpFrameEncode_WritePixels(IWICBitmapFrameEncode
*iface
,
215 UINT lineCount
, UINT cbStride
, UINT cbBufferSize
, BYTE
*pbPixels
)
217 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
220 TRACE("(%p,%u,%u,%u,%p)\n", iface
, lineCount
, cbStride
, cbBufferSize
, pbPixels
);
222 if (!This
->initialized
|| !This
->width
|| !This
->height
|| !This
->format
)
223 return WINCODEC_ERR_WRONGSTATE
;
225 hr
= BmpFrameEncode_AllocateBits(This
);
226 if (FAILED(hr
)) return hr
;
230 rc
.Width
= This
->width
;
231 rc
.Height
= lineCount
;
233 hr
= copy_pixels(This
->format
->bpp
, pbPixels
, This
->width
, lineCount
, cbStride
,
234 &rc
, This
->stride
, This
->stride
*(This
->height
-This
->lineswritten
),
235 This
->bits
+ This
->stride
*This
->lineswritten
);
238 This
->lineswritten
+= lineCount
;
243 static HRESULT WINAPI
BmpFrameEncode_WriteSource(IWICBitmapFrameEncode
*iface
,
244 IWICBitmapSource
*pIBitmapSource
, WICRect
*prc
)
246 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
249 WICPixelFormatGUID guid
;
250 TRACE("(%p,%p,%p)\n", iface
, pIBitmapSource
, prc
);
252 if (!This
->initialized
|| !This
->width
|| !This
->height
)
253 return WINCODEC_ERR_WRONGSTATE
;
257 hr
= IWICBitmapSource_GetPixelFormat(pIBitmapSource
, &guid
);
258 if (FAILED(hr
)) return hr
;
259 hr
= BmpFrameEncode_SetPixelFormat(iface
, &guid
);
260 if (FAILED(hr
)) return hr
;
263 hr
= IWICBitmapSource_GetPixelFormat(pIBitmapSource
, &guid
);
264 if (FAILED(hr
)) return hr
;
265 if (memcmp(&guid
, This
->format
->guid
, sizeof(GUID
)) != 0)
267 /* should use WICConvertBitmapSource to convert, but that's unimplemented */
268 ERR("format %s unsupported\n", debugstr_guid(&guid
));
272 if (This
->xres
== 0.0 || This
->yres
== 0.0)
275 hr
= IWICBitmapSource_GetResolution(pIBitmapSource
, &xres
, &yres
);
276 if (FAILED(hr
)) return hr
;
277 hr
= BmpFrameEncode_SetResolution(iface
, xres
, yres
);
278 if (FAILED(hr
)) return hr
;
284 hr
= IWICBitmapSource_GetSize(pIBitmapSource
, &width
, &height
);
285 if (FAILED(hr
)) return hr
;
293 if (prc
->Width
!= This
->width
) return E_INVALIDARG
;
295 hr
= BmpFrameEncode_AllocateBits(This
);
296 if (FAILED(hr
)) return hr
;
298 hr
= IWICBitmapSource_CopyPixels(pIBitmapSource
, prc
, This
->stride
,
299 This
->stride
*(This
->height
-This
->lineswritten
),
300 This
->bits
+ This
->stride
*This
->lineswritten
);
302 This
->lineswritten
+= prc
->Height
;
307 static HRESULT WINAPI
BmpFrameEncode_Commit(IWICBitmapFrameEncode
*iface
)
309 BmpFrameEncode
*This
= impl_from_IWICBitmapFrameEncode(iface
);
310 BITMAPFILEHEADER bfh
;
317 TRACE("(%p)\n", iface
);
319 if (!This
->bits
|| This
->committed
|| This
->height
!= This
->lineswritten
)
320 return WINCODEC_ERR_WRONGSTATE
;
322 bfh
.bfType
= 0x4d42; /* "BM" */
326 bih
.bV5Size
= info_size
= sizeof(BITMAPINFOHEADER
);
327 bih
.bV5Width
= This
->width
;
328 bih
.bV5Height
= -This
->height
; /* top-down bitmap */
330 bih
.bV5BitCount
= This
->format
->bpp
;
331 bih
.bV5Compression
= This
->format
->compression
;
332 bih
.bV5SizeImage
= This
->stride
*This
->height
;
333 bih
.bV5XPelsPerMeter
= (This
->xres
+0.0127) / 0.0254;
334 bih
.bV5YPelsPerMeter
= (This
->yres
+0.0127) / 0.0254;
336 bih
.bV5ClrImportant
= 0;
338 if (This
->format
->compression
== BI_BITFIELDS
)
340 if (This
->format
->alphamask
)
341 bih
.bV5Size
= info_size
= sizeof(BITMAPV4HEADER
);
343 info_size
= sizeof(BITMAPINFOHEADER
)+12;
344 bih
.bV5RedMask
= This
->format
->redmask
;
345 bih
.bV5GreenMask
= This
->format
->greenmask
;
346 bih
.bV5BlueMask
= This
->format
->bluemask
;
347 bih
.bV5AlphaMask
= This
->format
->alphamask
;
348 bih
.bV5CSType
= LCS_DEVICE_RGB
;
351 bfh
.bfSize
= sizeof(BITMAPFILEHEADER
) + info_size
+ bih
.bV5SizeImage
;
352 bfh
.bfOffBits
= sizeof(BITMAPFILEHEADER
) + info_size
;
355 hr
= IStream_Seek(This
->stream
, pos
, STREAM_SEEK_SET
, NULL
);
356 if (FAILED(hr
)) return hr
;
358 hr
= IStream_Write(This
->stream
, &bfh
, sizeof(BITMAPFILEHEADER
), &byteswritten
);
359 if (FAILED(hr
)) return hr
;
360 if (byteswritten
!= sizeof(BITMAPFILEHEADER
)) return E_FAIL
;
362 hr
= IStream_Write(This
->stream
, &bih
, info_size
, &byteswritten
);
363 if (FAILED(hr
)) return hr
;
364 if (byteswritten
!= info_size
) return E_FAIL
;
366 hr
= IStream_Write(This
->stream
, This
->bits
, bih
.bV5SizeImage
, &byteswritten
);
367 if (FAILED(hr
)) return hr
;
368 if (byteswritten
!= bih
.bV5SizeImage
) return E_FAIL
;
370 This
->committed
= TRUE
;
375 static HRESULT WINAPI
BmpFrameEncode_GetMetadataQueryWriter(IWICBitmapFrameEncode
*iface
,
376 IWICMetadataQueryWriter
**ppIMetadataQueryWriter
)
378 FIXME("(%p, %p): stub\n", iface
, ppIMetadataQueryWriter
);
382 static const IWICBitmapFrameEncodeVtbl BmpFrameEncode_Vtbl
= {
383 BmpFrameEncode_QueryInterface
,
384 BmpFrameEncode_AddRef
,
385 BmpFrameEncode_Release
,
386 BmpFrameEncode_Initialize
,
387 BmpFrameEncode_SetSize
,
388 BmpFrameEncode_SetResolution
,
389 BmpFrameEncode_SetPixelFormat
,
390 BmpFrameEncode_SetColorContexts
,
391 BmpFrameEncode_SetPalette
,
392 BmpFrameEncode_SetThumbnail
,
393 BmpFrameEncode_WritePixels
,
394 BmpFrameEncode_WriteSource
,
395 BmpFrameEncode_Commit
,
396 BmpFrameEncode_GetMetadataQueryWriter
399 typedef struct BmpEncoder
{
400 IWICBitmapEncoder IWICBitmapEncoder_iface
;
403 BmpFrameEncode
*frame
;
406 static inline BmpEncoder
*impl_from_IWICBitmapEncoder(IWICBitmapEncoder
*iface
)
408 return CONTAINING_RECORD(iface
, BmpEncoder
, IWICBitmapEncoder_iface
);
411 static HRESULT WINAPI
BmpEncoder_QueryInterface(IWICBitmapEncoder
*iface
, REFIID iid
,
414 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
415 TRACE("(%p,%s,%p)\n", iface
, debugstr_guid(iid
), ppv
);
417 if (!ppv
) return E_INVALIDARG
;
419 if (IsEqualIID(&IID_IUnknown
, iid
) ||
420 IsEqualIID(&IID_IWICBitmapEncoder
, iid
))
422 *ppv
= &This
->IWICBitmapEncoder_iface
;
427 return E_NOINTERFACE
;
430 IUnknown_AddRef((IUnknown
*)*ppv
);
434 static ULONG WINAPI
BmpEncoder_AddRef(IWICBitmapEncoder
*iface
)
436 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
437 ULONG ref
= InterlockedIncrement(&This
->ref
);
439 TRACE("(%p) refcount=%u\n", iface
, ref
);
444 static ULONG WINAPI
BmpEncoder_Release(IWICBitmapEncoder
*iface
)
446 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
447 ULONG ref
= InterlockedDecrement(&This
->ref
);
449 TRACE("(%p) refcount=%u\n", iface
, ref
);
453 if (This
->stream
) IStream_Release(This
->stream
);
454 if (This
->frame
) IWICBitmapFrameEncode_Release(&This
->frame
->IWICBitmapFrameEncode_iface
);
455 HeapFree(GetProcessHeap(), 0, This
);
461 static HRESULT WINAPI
BmpEncoder_Initialize(IWICBitmapEncoder
*iface
,
462 IStream
*pIStream
, WICBitmapEncoderCacheOption cacheOption
)
464 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
466 TRACE("(%p,%p,%u)\n", iface
, pIStream
, cacheOption
);
468 IStream_AddRef(pIStream
);
469 This
->stream
= pIStream
;
474 static HRESULT WINAPI
BmpEncoder_GetContainerFormat(IWICBitmapEncoder
*iface
,
475 GUID
*pguidContainerFormat
)
477 memcpy(pguidContainerFormat
, &GUID_ContainerFormatBmp
, sizeof(GUID
));
481 static HRESULT WINAPI
BmpEncoder_GetEncoderInfo(IWICBitmapEncoder
*iface
,
482 IWICBitmapEncoderInfo
**ppIEncoderInfo
)
484 FIXME("(%p,%p): stub\n", iface
, ppIEncoderInfo
);
488 static HRESULT WINAPI
BmpEncoder_SetColorContexts(IWICBitmapEncoder
*iface
,
489 UINT cCount
, IWICColorContext
**ppIColorContext
)
491 FIXME("(%p,%u,%p): stub\n", iface
, cCount
, ppIColorContext
);
495 static HRESULT WINAPI
BmpEncoder_SetPalette(IWICBitmapEncoder
*iface
, IWICPalette
*pIPalette
)
497 TRACE("(%p,%p)\n", iface
, pIPalette
);
498 return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
501 static HRESULT WINAPI
BmpEncoder_SetThumbnail(IWICBitmapEncoder
*iface
, IWICBitmapSource
*pIThumbnail
)
503 TRACE("(%p,%p)\n", iface
, pIThumbnail
);
504 return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
507 static HRESULT WINAPI
BmpEncoder_SetPreview(IWICBitmapEncoder
*iface
, IWICBitmapSource
*pIPreview
)
509 TRACE("(%p,%p)\n", iface
, pIPreview
);
510 return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
513 static HRESULT WINAPI
BmpEncoder_CreateNewFrame(IWICBitmapEncoder
*iface
,
514 IWICBitmapFrameEncode
**ppIFrameEncode
, IPropertyBag2
**ppIEncoderOptions
)
516 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
517 BmpFrameEncode
*encode
;
520 TRACE("(%p,%p,%p)\n", iface
, ppIFrameEncode
, ppIEncoderOptions
);
522 if (This
->frame
) return WINCODEC_ERR_UNSUPPORTEDOPERATION
;
524 if (!This
->stream
) return WINCODEC_ERR_NOTINITIALIZED
;
526 hr
= CreatePropertyBag2(NULL
, 0, ppIEncoderOptions
);
527 if (FAILED(hr
)) return hr
;
529 encode
= HeapAlloc(GetProcessHeap(), 0, sizeof(BmpFrameEncode
));
532 IPropertyBag2_Release(*ppIEncoderOptions
);
533 *ppIEncoderOptions
= NULL
;
534 return E_OUTOFMEMORY
;
536 encode
->IWICBitmapFrameEncode_iface
.lpVtbl
= &BmpFrameEncode_Vtbl
;
538 IStream_AddRef(This
->stream
);
539 encode
->stream
= This
->stream
;
540 encode
->initialized
= FALSE
;
544 encode
->format
= NULL
;
547 encode
->lineswritten
= 0;
548 encode
->committed
= FALSE
;
550 *ppIFrameEncode
= &encode
->IWICBitmapFrameEncode_iface
;
551 This
->frame
= encode
;
556 static HRESULT WINAPI
BmpEncoder_Commit(IWICBitmapEncoder
*iface
)
558 BmpEncoder
*This
= impl_from_IWICBitmapEncoder(iface
);
559 TRACE("(%p)\n", iface
);
561 if (!This
->frame
|| !This
->frame
->committed
) return WINCODEC_ERR_WRONGSTATE
;
566 static HRESULT WINAPI
BmpEncoder_GetMetadataQueryWriter(IWICBitmapEncoder
*iface
,
567 IWICMetadataQueryWriter
**ppIMetadataQueryWriter
)
569 FIXME("(%p,%p): stub\n", iface
, ppIMetadataQueryWriter
);
573 static const IWICBitmapEncoderVtbl BmpEncoder_Vtbl
= {
574 BmpEncoder_QueryInterface
,
577 BmpEncoder_Initialize
,
578 BmpEncoder_GetContainerFormat
,
579 BmpEncoder_GetEncoderInfo
,
580 BmpEncoder_SetColorContexts
,
581 BmpEncoder_SetPalette
,
582 BmpEncoder_SetThumbnail
,
583 BmpEncoder_SetPreview
,
584 BmpEncoder_CreateNewFrame
,
586 BmpEncoder_GetMetadataQueryWriter
589 HRESULT
BmpEncoder_CreateInstance(IUnknown
*pUnkOuter
, REFIID iid
, void** ppv
)
594 TRACE("(%p,%s,%p)\n", pUnkOuter
, debugstr_guid(iid
), ppv
);
598 if (pUnkOuter
) return CLASS_E_NOAGGREGATION
;
600 This
= HeapAlloc(GetProcessHeap(), 0, sizeof(BmpEncoder
));
601 if (!This
) return E_OUTOFMEMORY
;
603 This
->IWICBitmapEncoder_iface
.lpVtbl
= &BmpEncoder_Vtbl
;
608 ret
= IWICBitmapEncoder_QueryInterface(&This
->IWICBitmapEncoder_iface
, iid
, ppv
);
609 IWICBitmapEncoder_Release(&This
->IWICBitmapEncoder_iface
);